| Jun 24, 2026 | Klekowski | ½–½ | Terkiewicz | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Zukertort Opening | |
| Jun 23, 2026 | Lagarde | 1–0 | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Sicilian Defense: Closed, Anti-Sveshnikov Variation, with d6 | |
| Jun 22, 2026 | Niedbala | 0–1 | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 21, 2026 | Klekowski | ½–½ | Klimkowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Zukertort Opening | |
| Jun 20, 2026 | Hardaway | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 19, 2026 | Klekowski | ½–½ | Antoniewski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Caro-Kann Defense: Tartakower Variation | |
| Jun 18, 2026 | Finek | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Queen's Indian Defense: Fianchetto Variation, Kramnik Variation | |
| Jun 17, 2026 | Klekowski | 0–1 | Gumularz | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Jun 16, 2026 | Luch | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2026 | Nimzo-Indian Defense: Normal Variation | |
| Apr 30, 2026 | Bettalli | ½–½ | Klekowski | Finals: Bettalli, Francesco - Klekowski, Maciej | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 29, 2026 | Di Benedetto | ½–½ | Klekowski | Semifinals: Di Benedetto, Edoardo - Klekowski, Maciej | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Apr 28, 2026 | Klekowski | 1–0 | Li Vigni | Round 7: Klekowski, Maciej - Li Vigni, Massimo | English Opening: Symmetrical Variation, Four Knights Variation | |
| Apr 27, 2026 | Ceres | 0–1 | Klekowski | Round 5: Ceres, Dragos - Klekowski, Maciej | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 26, 2026 | Klekowski | 1–0 | Pultinevicius | Round 4: Klekowski, Maciej - Pultinevicius, Paulius | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, Delayed .. Nc6 | |
| Apr 25, 2026 | Liang | 1–0 | Klekowski | Round 3: Liang, Awonder - Klekowski, Maciej | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 25, 2026 | Klekowski | ½–½ | Saric | Round 2: Klekowski, Maciej - Saric, Ante | English Opening: Agincourt Defense, Bogoljubow Defense | |
| Apr 24, 2026 | Favaloro | 0–1 | Klekowski | Round 1: Favaloro, Andrea - Klekowski, Maciej | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| Apr 24, 2026 | Moroni | ½–½ | Klekowski | Round 6: Moroni, Luca Jr - Klekowski, Maciej | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Apr 23, 2026 | Klekowski | ½–½ | Baidetskyi | SVK Extraliga 2024/2025 | English Opening: Agincourt Defense, Wimpy System | |
| Apr 23, 2026 | Babula | 1–0 | Klekowski | SVK Extraliga 2024/2025 | Trompowsky Attack | |
| Apr 23, 2026 | Klekowski | 1–0 | Hrabusa | SVK Extraliga 2024/2025 | Semi-Slav Defense: Stoltz Variation, Shabalov Attack | |
| Apr 23, 2026 | Schwarz | 0–1 | Klekowski | SVK Extraliga 2024/2025 | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Apr 6, 2026 | Klekowski | 1–0 | Shukhman | Round 8: Klekowski, Maciej - Shukhman, Anna | ? | |
| Apr 5, 2026 | Dreelinck | 0–1 | Klekowski | Round 7: Dreelinck, Jacob - Klekowski, Maciej | ? | |
| Apr 5, 2026 | Klekowski | ½–½ | Volkov | Round 6: Klekowski, Maciej - Volkov, Mykyta | ? | |
| Apr 4, 2026 | Hauser | 0–1 | Klekowski | Round 5: Hauser, Carlos, Dr. - Klekowski, Maciej | ? | |
| Apr 4, 2026 | Klekowski | * | Weber | Round 4: Klekowski, Maciej - Weber, Samuel | ? | |
| Apr 3, 2026 | Laemmel | 0–1 | Klekowski | Round 3: Laemmel, Sebastian - Klekowski, Maciej | ? | |
| Apr 3, 2026 | Bartelt | 0–1 | Klekowski | Round 1: Bartelt, Max Peter - Klekowski, Maciej | ? | |
| Apr 3, 2026 | Klekowski | 0–1 | Yi | Round 2: Klekowski, Maciej - Yi, Danny | ? | |
| Oct 4, 2025 | Czarnecka | 0–1 | Klekowski | MP-rapid25 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Oct 4, 2025 | Klekowski | ½–½ | Kawulski-Chodkiewicz | MP-rapid25 | French Defense: Classical Variation, Shirov-Anand Variation | |
| Oct 4, 2025 | Gozdzicki | 0–1 | Klekowski | MP-rapid25 | Dutch Defense: Normal Variation | |
| Oct 4, 2025 | Przybylski | 1–0 | Klekowski | MP-rapid25 | Sicilian Defense: Taimanov Variation | |
| Oct 4, 2025 | Klekowski | 1–0 | Biela | MP-rapid25 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Oct 4, 2025 | Klekowski | 0–1 | Kiszkiel | MP-rapid25 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Oct 4, 2025 | Sliwerski | 0–1 | Klekowski | MP-rapid25 | Nimzo-Indian Defense: Kmoch Variation | |
| Jun 10, 2025 | Klekowski | ½–½ | Chylewski | Druzynowe Mistrzostwa Polski - Ekstraliga 2025 | Ruy Lopez: Berlin Defense | |
| Jun 9, 2025 | Grabarczyk | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2025 | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Jun 6, 2025 | Koziorowicz | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 5, 2025 | Klekowski | ½–½ | Kosakowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2025 | Queen's Gambit Declined | |
| Jun 4, 2025 | Bartel | 1–0 | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2025 | Sicilian Defense: Lasker-Dunne Attack | |
| Jun 2, 2025 | Hnydiuk | 0–1 | Klekowski | Open-1 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 2, 2025 | Musial | 0–1 | Klekowski | Open-1 | Sicilian Defense: Taimanov Variation | |
| May 31, 2025 | Piorun | 0–1 | Klekowski | Open-1 | Sicilian Defense: Taimanov Variation | |
| May 31, 2025 | Klekowski | ½–½ | Tazbir | Open-1 | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| May 31, 2025 | Kosakowski | 0–1 | Klekowski | Open-1 | Sicilian Defense: Old Sicilian | |
| May 31, 2025 | Klekowski | 1–0 | Wojtaszek | Open-1 | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| May 31, 2025 | Bartel | 0–1 | Klekowski | Open-1 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| May 31, 2025 | Klekowski | 1–0 | Seemann | Open-1 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| May 31, 2025 | Klekowski | 1–0 | Suder | Open-1 | English Opening: Neo-Catalan Declined | |
| May 31, 2025 | Klekowski | 1–0 | Barchuk | Open-1 | King's Indian Defense: Normal Variation | |
| May 31, 2025 | Blaszczyk | 0–1 | Klekowski | Open-1 | Sicilian Defense: Kronberger Variation | |
| Apr 21, 2025 | Klekowski | 0–1 | Grandelius | Freestyle Chess Open A | ? | |
| Apr 21, 2025 | Boev | 0–1 | Klekowski | Freestyle Chess Open A | ? | |
| Apr 20, 2025 | Klekowski | 1–0 | Zatonskih | Freestyle Chess Open A | ? | |
| Apr 20, 2025 | Sindarov | 1–0 | Klekowski | Freestyle Chess Open A | ? | |
| Apr 19, 2025 | Klekowski | ½–½ | Navara | Freestyle Chess Open A | ? | |
| Apr 19, 2025 | Scholz | 0–1 | Klekowski | Freestyle Chess Open A | ? | |
| Apr 18, 2025 | Klekowski | 1–0 | Aravindh | Round 2: Klekowski, Maciej - Aravindh, Chithambaram VR. | ? | |
| Apr 18, 2025 | Klekowski | 0–1 | Mamedov | Round 3: Klekowski, Maciej - Mamedov, Rauf | ? | |
| Apr 17, 2025 | Herms Agullo | 0–1 | Klekowski | Round 1: Herms Agullo, Jordi - Klekowski, Maciej | ? | |
| Oct 14, 2024 | Klekowski | 0–1 | Seemann | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | Queen's Gambit Declined: Three Knights Variation | |
| Oct 12, 2024 | Klekowski | 0–1 | Kazakouski | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | Caro-Kann Defense: Tartakower Variation | |
| Oct 11, 2024 | Rog | ½–½ | Klekowski | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Oct 10, 2024 | Klekowski | 1–0 | Skawinski | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | French Defense: Classical Variation, Steinitz Variation | |
| Oct 8, 2024 | Klekowski | 1–0 | Sendera | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | King's Indian Defense: Semi-Averbakh System | |
| Oct 7, 2024 | Klekowski | 1–0 | Plat | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | Grünfeld Defense: Exchange Variation, Spassky Variation | |
| Sep 22, 2024 | Klekowski | 1–0 | Wadelek | Szansa Rapid 2024 | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Sep 22, 2024 | Klekowski | ½–½ | Koziorowicz | Szansa Rapid 2024 | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Sep 22, 2024 | Klekowski | 1–0 | Bogdanov | Szansa Rapid 2024 | King's Indian Defense: Fianchetto Variation, Lesser Simagin (Spassky) | |
| Sep 22, 2024 | Klekowski | 1–0 | Zochowski | Szansa Rapid 2024 | Modern Defense: Kotov Variation | |
| Sep 22, 2024 | Klekowski | ½–½ | Niezhentsev | Szansa Rapid 2024 | English Opening: King's English Variation, Two Knights Variation, Reversed Dragon | |
| Sep 22, 2024 | Adamski | 0–1 | Klekowski | Szansa Rapid 2024 | Zukertort Opening: Dutch Variation | |
| Sep 22, 2024 | Deszczynski | 0–1 | Klekowski | Szansa Rapid 2024 | Sicilian Defense: Taimanov Variation | |
| Sep 22, 2024 | Klimkowski | 0–1 | Klekowski | Szansa Rapid 2024 | English Opening: King's English Variation, Three Knights System | |
| Sep 21, 2024 | Klekowski | 1–0 | Koziorowicz | new tournament description | English Opening: King's English Variation | |
| Sep 21, 2024 | Klekowski | 0–1 | Jakubowski | new tournament description | English Opening: Anglo-Indian Defense, Hedgehog System | |
| Sep 21, 2024 | Klekowski | 1–0 | Klimkowski | new tournament description | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Sep 21, 2024 | Janik | 1–0 | Klekowski | new tournament description | English Opening: King's English Variation, Three Knights System | |
| Sep 21, 2024 | Licznerski | * | Klekowski | new tournament description | Sicilian Defense: Taimanov Variation | |
| Apr 7, 2024 | Klekowski | ½–½ | Sousa | Menorca Open 2024 | English Opening: King's English Variation, Reversed Sicilian | |
| Apr 7, 2024 | Klekowski | ½–½ | Oro | Menorca Open 2024 | English Opening: King's English Variation, Reversed Sicilian | |
| Dec 16, 2023 | Klekowski | 1–0 | Tomljanovic | European Blitz Championship | English Opening: Caro-Kann Defensive System | |
| Dec 16, 2023 | Klekowski | 1–0 | Drnovsek | European Blitz Championship | English Opening: Agincourt Defense | |
| Dec 16, 2023 | Klekowski | 1–0 | Burovic | European Blitz Championship | English Opening: Great Snake Variation | |
| Dec 16, 2023 | Klekowski | ½–½ | Deac | European Blitz Championship | Queen's Gambit Accepted: Classical Defense, Rubinstein Variation | |
| Dec 16, 2023 | Klekowski | 0–1 | Rogic | European Blitz Championship | English Opening: King's English Variation | |
| Dec 16, 2023 | Klekowski | 1–0 | Maurizzi | European Blitz Championship | English Opening: King's English Variation | |
| Dec 16, 2023 | Klekowski | 1–0 | Papasimakopoulos | European Blitz Championship | English Opening: Agincourt Defense | |
| Dec 16, 2023 | Starcevic | 0–1 | Klekowski | European Blitz Championship | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Dec 16, 2023 | Ohanyan | 0–1 | Klekowski | European Blitz Championship | Queen's Indian Defense: Opocensky Variation | |
| Dec 16, 2023 | Indjic | ½–½ | Klekowski | European Blitz Championship | Nimzo-Indian Defense: Classical Variation | |
| Dec 16, 2023 | Martirosyan | 1–0 | Klekowski | European Blitz Championship | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Dec 16, 2023 | Semjonovs | 0–1 | Klekowski | European Blitz Championship | Sicilian Defense: Taimanov Variation | |
| Dec 16, 2023 | Sarana | 1–0 | Klekowski | European Blitz Championship | Queen's Gambit Declined | |
| Dec 15, 2023 | Lagarde | 1–0 | Klekowski | European Rapid Championship | Sicilian Defense: Taimanov Variation | |
| Dec 15, 2023 | Trushko | 0–1 | Klekowski | European Rapid Championship | Trompowsky Attack | |
| Dec 14, 2023 | Klekowski | 0–1 | Bacrot | European Rapid Championship | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Dec 14, 2023 | Klekowski | ½–½ | Kahleys | European Rapid Championship | English Opening: Caro-Kann Defensive System | |